Package io.mosip.pms.common.helper

Class SearchHelper

java.lang.Object

io.mosip.pms.common.helper.SearchHelper

@Repository
@Transactional(readOnly=true)
public class SearchHelper
extends Object

Generating dynamic query for partnerManagementData based on the search filters.

Since:

1.0.0

Author:

Tabish Khan

Constructor Summary

Constructors

Constructor	Description
SearchHelper()

Method Summary

Modifier and Type	Method	Description
protected <E> javax.persistence.criteria.Predicate	buildFilters(javax.persistence.criteria.CriteriaBuilder builder, javax.persistence.criteria.Root<E> root, SearchFilter filter)	Method to build Predicate out the SearchFilter
<E> org.springframework.data.domain.Page<E>	search(Class<E> entity, SearchDto searchDto)	Method to search and sort the partnerManagementData.
<E> org.springframework.data.domain.Page<E>	search(javax.persistence.EntityManager entityManager, Class<E> entity, SearchDto searchDto)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

SearchHelper

public SearchHelper()

Method Detail

search

public <E> org.springframework.data.domain.Page<E> search(javax.persistence.EntityManager entityManager,
                                                          Class<E> entity,
                                                          SearchDto searchDto)

search

public <E> org.springframework.data.domain.Page<E> search(Class<E> entity,
                                                          SearchDto searchDto)

Method to search and sort the partnerManagementData.

Parameters:

entity - the entity class for which search will be applied

searchDto - which contains the list of filters, sort and pagination

optionalFilters - filters to be considered as 'or' statements

Returns:

Page of entity

buildFilters

protected <E> javax.persistence.criteria.Predicate buildFilters(javax.persistence.criteria.CriteriaBuilder builder,
                                                                javax.persistence.criteria.Root<E> root,
                                                                SearchFilter filter)

Method to build Predicate out the SearchFilter

Parameters:

builder - used to construct criteria queries

root - root type in the from clause,always refers entity

filter - search filter

Returns:

Predicate